# 使用Python 3.11官方镜像作为基础镜像
FROM python:3.11-slim

# 设置工作目录
WORKDIR /app

# 设置环境变量
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    FLASK_APP=run.py \
    FLASK_ENV=production

# 安装系统依赖
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    && rm -rf /var/lib/apt/lists/*

# 复制requirements文件
COPY requirements.txt .

# 安装Python依赖
RUN pip install --no-cache-dir -r requirements.txt

# 复制应用代码
COPY . .

# 创建非root用户
RUN adduser --disabled-password --gecos '' appuser && \
    chown -R appuser:appuser /app
USER appuser

# 创建必要的目录
RUN mkdir -p /app/app/static/uploads

# 暴露端口
EXPOSE 8000

# 启动命令
CMD ["gunicorn", "--bind", "0.0.0.0:8000", "--workers", "4", "--timeout", "120", "run:app"]

